 This paper compares the sound absorption performance of a biocomposite microperforated panel made from coconut fiber and polylactic acid composite with that of steel microperforated panel and finds that the composition percentage of coconut fiber and PLA in the former effects its sound absorption performance due to the existence of pores and torture structure within the specimen. This article was offered by Desmond Daniel Chin Bruichet, Muslimi Zombie Yahya, and Nazli Bin Chaitin.